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Yosemite National Park: Not just a great Valley...
but a shrine to human foresight, strength of granite, power of glaciers, the persistence of life, and the tranquility of the High Sierra.
Yosemite National Park, one of the first wilderness parks in the United States, is best known for its waterfalls, but within its nearly 1,200 square miles, you can find deep valleys, grand meadows, ancient giant sequoias, a vast wilderness area, and much more.

Saving Yosemite's Frogs

Can we save the Sierra Nevada yellow-legged frog from extinction? Human introduced non-native species (fish and fungus) have been causing the frog to go from the most abundant amphibian in the Sierra Nevada to critically endangered. However, habitat restoration efforts in Yosemite are showing promising signs for the frog's recovery and long-term survival. Watch this new video to learn more about their fascinating story of decline and revival.

Chinese History

Did you know that early Chinese immigrants played an important role in shaping the Yosemite that we know today? Join Park Ranger Yenyen Chan on an exploration of this impressive and surprising history.

Su Parque Nacional

Floods of 1996 and 1997

Floods in Yosemite Valley aren't uncommon during spring runoff, when the Merced River swells with melted snow and overflows into meadows. The largest, least common floods occur during winter--most recently in January 1997. See what Yosemite Valley looked like during the floods of May 1996 and January 1997.

Best Intentions

Who would have thought that giant sequoia groves need to be burned in order to be saved? Learn how early park managers discovered the importance of fire the hard way, and see how today's managers carefully manage fire in Yosemite.